Add 28/45 and 84/7
1st number: 28/45, 2nd number: 12 0/7
28/45 + 84/7 is 568/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
28/45 = 28 × 7/45 × 7 = 196/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
84/7 = 84 × 45/7 × 45 = 3780/315 - Add the two like fractions:
196/315 + 3780/315 = 196 + 3780/315 = 3976/315 - 3976/315 simplified gives 568/45
- So, 28/45 + 84/7 = 568/45
In mixed form: 1228/45
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